Wireless power source



FIG. 1 is a perspective front view of a design for a wireless power source.

FIG. 2 is a front view of the design.

FIG. 3 is a back view of the design.

FIG. 4 is a left side of the design.

FIG. 5 is a right side view of the design.

FIG. 6 is a top view of the design.

FIG. 7 is a bottom view of the design.

FIG. 8 is a perspective view thereof showing the wireless power source in use, the computer tablet shown in broken lines; and,

FIG. 9 is a perspective view thereof showing the wireless power source in use, the two mobile handsets shown in broken lines.

The broken lines showing a computer tablet and mobile handsets are for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a wireless power source, as shown and described. 